Propeller shroud defining water flow ducts



FIG. 1 is a front perspective view of a propeller shroud defining water flow ducts showing my new design;

FIG. 2 is a front end view thereof;

FIG. 3 is a top view of my design;

FIG. 4 is left side view, a right side view being a mirror image thereof;

FIG. 5 is a rear end view showing my new design; and,

FIG. 6 is a bottom perspective view thereof. 

The ornamental design for a propeller shroud defining water flow ducts, as shown and described. 